Come salvare l'output del command superiore nel formato XML?

top -o %MEM -b > file.txt 

Il file.txt è come:

 top - 15:49:36 up 32 min, 2 users, load average: 1.56, 1.40, 1.01 Tasks: 83 total, 2 running, 79 sleeping, 2 stopped, 0 zombie %Cpu(s): 24.4 us, 8.1 sy, 0.0 ni, 55.0 id, 0.0 wa, 0.0 hi, 12.5 si, 0.0 st KiB Mem: 195252 total, 191568 used, 3684 free, 3200 buffers KiB Swap: 901116 total, 44 used, 901072 free. 66940 cached Mem PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 485 root 20 0 68160 61420 4552 R 58.7 31.5 5:06.10 python3 712 www-data 20 0 230940 4436 2044 S 26.1 2.3 3:54.04 apache2 819 root 20 0 8488 4400 3856 S 6.5 2.3 1:06.85 tcpdump 713 www-data 20 0 230780 4344 2044 S 13.0 2.2 2:34.97 apache2 868 root 20 0 6352 3976 2720 S 0.0 2.0 0:00.07 bash 785 root 20 0 6340 3876 2636 S 0.0 2.0 0:00.06 bash 707 root 20 0 6056 3704 2580 S 0.0 1.9 0:00.59 apache2 137 root 20 0 8284 3256 2996 S 0.0 1.7 0:00.34 systemd-journal 1 root 20 0 5476 3112 2072 S 0.0 1.6 0:01.04 systemd 456 ntp 20 0 5820 3012 2576 S 0.0 1.5 0:00.71 ntpd 865 root 20 0 4008 2792 2360 S 0.0 1.4 0:00.04 login 938 nobody 20 0 5244 2756 2404 S 0.0 1.4 0:00.04 vsftpd 941 nobody 20 0 5244 2756 2404 S 0.0 1.4 0:00.03 vsftpd 457 root 20 0 31220 2740 2080 S 0.0 1.4 0:00.01 rsyslogd 484 root 20 0 4008 2692 2268 S 0.0 1.4 0:00.05 login 944 root 20 0 5076 2620 2352 R 0.0 1.3 0:00.00 top 903 root 20 0 5080 2580 2236 T 0.0 1.3 0:00.00 top 908 root 20 0 5052 2560 2288 T 0.0 1.3 0:00.08 top 425 root 20 0 5416 2420 2100 S 0.0 1.2 0:00.00 cron 406 root 20 0 5012 2348 2120 S 0.0 1.2 0:00.00 cron 148 root 20 0 12272 2320 1856 S 0.0 1.2 0:00.09 systemd-udevd 414 message+ 20 0 5244 2268 1960 S 0.0 1.2 0:00.00 dbus-daemon 390 statd 20 0 4576 2264 1764 S 0.0 1.2 0:00.00 rpc.statd 

Dovrei salvare le informazioni in formato XML invece di file txt! Come farlo?

Penso che potrei usare Python ma non so come:

 #coding:utf-8 from xml.dom.minidom import Document doc = Document() root = doc.createElement('InfoMemoria')